Steam iron



FIG. 1 is a perspective view of a steam iron showing my new design, the handle shown removed from the base for clarity of disclosure;

FIG. 2 is a perspective view thereof, with the handle shown resting in the base;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a rear elevational view thereof, the connecting element or hose that attaches to the base at one end, and the iron at the other end is not shown for clarity of disclosure.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a steam iron, as shown and described. 